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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ChromiumCDMCallbackProxy.h"
#include <type_traits>
#include "ChromiumCDMProxy.h"
#include "content_decryption_module.h"
namespace mozilla {
template <class Func, class... Args>
void ChromiumCDMCallbackProxy::DispatchToMainThread(const char* const aLabel,
Func aFunc,
Args&&... aArgs) {
mMainThread->Dispatch(
// Use decay to ensure all the types are passed by value not by reference.
NewRunnableMethod<std::decay_t<Args>...>(aLabel, mProxy, aFunc,
std::forward<Args>(aArgs)...),
NS_DISPATCH_NORMAL);
}
void ChromiumCDMCallbackProxy::SetSessionId(uint32_t aPromiseId,
const nsCString& aSessionId) {
DispatchToMainThread("ChromiumCDMProxy::OnSetSessionId",
&ChromiumCDMProxy::OnSetSessionId, aPromiseId,
NS_ConvertUTF8toUTF16(aSessionId));
}
void ChromiumCDMCallbackProxy::ResolveLoadSessionPromise(uint32_t aPromiseId,
bool aSuccessful) {
DispatchToMainThread("ChromiumCDMProxy::OnResolveLoadSessionPromise",
&ChromiumCDMProxy::OnResolveLoadSessionPromise,
aPromiseId, aSuccessful);
}
void ChromiumCDMCallbackProxy::ResolvePromise(uint32_t aPromiseId) {
DispatchToMainThread("ChromiumCDMProxy::ResolvePromise",
&ChromiumCDMProxy::ResolvePromise, aPromiseId);
}
void ChromiumCDMCallbackProxy::RejectPromise(uint32_t aPromiseId,
ErrorResult&& aException,
const nsCString& aErrorMessage) {
// Use CopyableErrorResult to store our exception in the runnable,
// because ErrorResult is not OK to move across threads.
DispatchToMainThread<decltype(&ChromiumCDMProxy::RejectPromiseOnMainThread),
int32_t, StoreCopyPassByRRef<CopyableErrorResult>,
const nsCString&>(
"ChromiumCDMProxy::RejectPromise",
&ChromiumCDMProxy::RejectPromiseOnMainThread, aPromiseId,
std::move(aException), aErrorMessage);
}
static dom::MediaKeyMessageType ToDOMMessageType(uint32_t aMessageType) {
switch (static_cast<cdm::MessageType>(aMessageType)) {
case cdm::kLicenseRequest:
return dom::MediaKeyMessageType::License_request;
case cdm::kLicenseRenewal:
return dom::MediaKeyMessageType::License_renewal;
case cdm::kLicenseRelease:
return dom::MediaKeyMessageType::License_release;
case cdm::kIndividualizationRequest:
return dom::MediaKeyMessageType::Individualization_request;
}
MOZ_ASSERT_UNREACHABLE("Invalid cdm::MessageType enum value.");
return dom::MediaKeyMessageType::License_request;
}
void ChromiumCDMCallbackProxy::SessionMessage(const nsACString& aSessionId,
uint32_t aMessageType,
nsTArray<uint8_t>&& aMessage) {
DispatchToMainThread("ChromiumCDMProxy::OnSessionMessage",
&ChromiumCDMProxy::OnSessionMessage,
NS_ConvertUTF8toUTF16(aSessionId),
ToDOMMessageType(aMessageType), std::move(aMessage));
}
static dom::MediaKeyStatus ToDOMMediaKeyStatus(uint32_t aStatus) {
switch (static_cast<cdm::KeyStatus>(aStatus)) {
case cdm::kUsable:
return dom::MediaKeyStatus::Usable;
case cdm::kInternalError:
return dom::MediaKeyStatus::Internal_error;
case cdm::kExpired:
return dom::MediaKeyStatus::Expired;
case cdm::kOutputRestricted:
return dom::MediaKeyStatus::Output_restricted;
case cdm::kOutputDownscaled:
return dom::MediaKeyStatus::Output_downscaled;
case cdm::kStatusPending:
return dom::MediaKeyStatus::Status_pending;
case cdm::kReleased:
return dom::MediaKeyStatus::Released;
}
MOZ_ASSERT_UNREACHABLE("Invalid cdm::KeyStatus enum value.");
return dom::MediaKeyStatus::Internal_error;
}
void ChromiumCDMCallbackProxy::ResolvePromiseWithKeyStatus(
uint32_t aPromiseId, uint32_t aKeyStatus) {
DispatchToMainThread("ChromiumCDMProxy::OnResolvePromiseWithKeyStatus",
&ChromiumCDMProxy::OnResolvePromiseWithKeyStatus,
aPromiseId, ToDOMMediaKeyStatus(aKeyStatus));
}
void ChromiumCDMCallbackProxy::SessionKeysChange(
const nsCString& aSessionId,
nsTArray<mozilla::gmp::CDMKeyInformation>&& aKeysInfo) {
bool keyStatusesChange = false;
{
auto caps = mProxy->Capabilites().Lock();
for (const auto& keyInfo : aKeysInfo) {
keyStatusesChange |= caps->SetKeyStatus(
keyInfo.mKeyId(), NS_ConvertUTF8toUTF16(aSessionId),
dom::Optional<dom::MediaKeyStatus>(
ToDOMMediaKeyStatus(keyInfo.mStatus())));
}
}
if (keyStatusesChange) {
DispatchToMainThread("ChromiumCDMProxy::OnKeyStatusesChange",
&ChromiumCDMProxy::OnKeyStatusesChange,
NS_ConvertUTF8toUTF16(aSessionId));
}
}
void ChromiumCDMCallbackProxy::ExpirationChange(const nsCString& aSessionId,
double aSecondsSinceEpoch) {
DispatchToMainThread("ChromiumCDMProxy::OnExpirationChange",
&ChromiumCDMProxy::OnExpirationChange,
NS_ConvertUTF8toUTF16(aSessionId),
UnixTime(aSecondsSinceEpoch * 1000));
}
void ChromiumCDMCallbackProxy::SessionClosed(const nsCString& aSessionId) {
DispatchToMainThread("ChromiumCDMProxy::OnSessionClosed",
&ChromiumCDMProxy::OnSessionClosed,
NS_ConvertUTF8toUTF16(aSessionId));
}
void ChromiumCDMCallbackProxy::QueryOutputProtectionStatus() {
DispatchToMainThread("ChromiumCDMProxy::QueryOutputProtectionStatus",
&ChromiumCDMProxy::QueryOutputProtectionStatus);
}
void ChromiumCDMCallbackProxy::Terminated() {
DispatchToMainThread("ChromiumCDMProxy::Terminated",
&ChromiumCDMProxy::Terminated);
}
void ChromiumCDMCallbackProxy::Shutdown() {
DispatchToMainThread("ChromiumCDMProxy::Shutdown",
&ChromiumCDMProxy::Shutdown);
}
} // namespace mozilla
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